19221904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{92413}}^1$

素因数の和:92434

約数の個数: 20

約数和(自身を含む): 40107676

約数和(自身を除く): 20885772

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 92413, 184826, 369652, 739304, 1201369, 1478608, 2402738, 4805476, 9610952, 19221904]

約数ペア:

[(1, 19221904), (2, 9610952), (4, 4805476), (8, 2402738), (13, 1478608), (16, 1201369), (26, 739304), (52, 369652), (104, 184826), (208, 92413)]